What is used to determine the amount of heat in a specific location?
Growing Degree-Days (GDDs)
100
What does CLI stand for?
Canada Land Inventory
100
If the growing season is too short or too cool, what is a human adjustment to overcome this?
Grow a crop with a shorter growing season, develop varieties that mature more quickly, or start seedlings in a greenhouse
100
What are characteristics of intensive farming?
Expensive, small farmland, a large amount of labour, produces more perishable products
100
What disease in Alberta halted the trade of Canadian beef to the United States and 33 other countries?
BSE (Mad Cow Disease)
200
What two variables in climate contribute to the success of farming?
Solar energy, or heat & moisture
200
How much of Canada's land mass is suitable for agriculture?
13%
200
If there is an excess of weeds, what is a human adjustment to overcome this?
Use chemical herbicides, manually remove weeds, grow genetically modified plant varieties that work with herbicides, use cropping methods that minimize weeds
200
What are characteristics of extensive farming?
Inexpensive, large farmland, few workers, highly mechanized, produces less perishable products
200
Why does GMO stand for?
Genetically Modified Organisms
300
What is an example of an organism that is beneficial to farming?
Worms, bees
300
How much of Canada's land area is within Class 1?
0.5%
300
If there is a a shortage of beneficial insects, what is the human adjustment to overcome this?
Introduce them to the area (ladybugs and bees can be bought on the Internet)
300
Intensive areas are common in densely populated, or less densely populated areas?
Densely populated areas
300
What happens to the price of certain products, like corn, when is affected by drought?
The price increases.
400
What kind of land is best for farming?
Level, well-drained land & fertile valleys
400
What can make land a non-renewable resource?
Bad farming practices, being paved over
400
If there are infertile soils, what is a human adjustment that to overcome this?
Add natural or chemicals fertilizers, use appropriate plant rotations
400
Types of farming depend on economic factors. What is one of the economic factors?
Cost or value of land, proximity to market, competition
400
Where is most of Canada's best farmland?
Adjacent to our largest cities in southern Ontario
500
What is the most important factor determining a soil's fertility?
Humus
500
Name one climate & land limitations that make farming hard or impossible?
Short growing season, poor soil conditions, other
500
If there is a hilly terrain, what is a human adjustment that can be used to overcome this?
Build terraces, use cropping practices that minimize erosion.
500
Why do farmers who practise extensive farming produce less perishable products?
These farmers work far away from major cities, so they are further away from the market.
500
What is the purpose of GMOs in plants?
GMOs allow plants to be resistant to the effects of herbicide, resistant to a killing frost, and resistant to pests. GMOs also provide nutrition.